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EN 1.1165 Cast Steel vs. EN 1.7767 Steel

Both EN 1.1165 cast steel and EN 1.7767 steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.1165 cast steel and the bottom bar is EN 1.7767 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 20
20
Fatigue Strength, MPa 200 to 380
320 to 340
Impact Strength: V-Notched Charpy, J 31 to 40
46
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 600 to 780
670 to 690
Tensile Strength: Yield (Proof), MPa 290 to 620
460 to 500

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
480
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
4.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
2.4
Embodied Energy, MJ/kg 19
33
Embodied Water, L/kg 47
64

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 100
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 1010
570 to 650
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 28
24
Strength to Weight: Bending, points 20 to 24
22
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 19 to 25
19 to 20

Alloy Composition

Carbon (C), % 0.25 to 0.32
0.1 to 0.15
Chromium (Cr), % 0
2.8 to 3.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 97.2 to 98.6
93.8 to 95.8
Manganese (Mn), % 1.2 to 1.8
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.035
0 to 0.015
Silicon (Si), % 0 to 0.6
0 to 0.15
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0.2 to 0.3